National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion County Airport (KMAO)

Lat: 34.18°NLon: 79.34°WElev: 92ft.

Thunderstorm in Vicinity

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 31 Jul 2:55 am EDT
Extended Forecast for

Dillon SC

  • Overnight

    Overnight: Mostly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 4pm and 5pm. Partly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 93 °F

    Partly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 75. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely after 2pm. Increasing clouds, with a high near 92. Heat index values as high as 106. Light and variable wind becoming north around 6 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 70. Northeast wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    T-storms
    Likely then
    Showers
    Likely

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 75. Calm wind.
Thursday
Showers and thunderstorms likely, mainly between 4pm and 5pm. Partly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 75. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely after 2pm. Increasing clouds, with a high near 92. Heat index values as high as 106. Light and variable wind becoming north around 6 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 70. Northeast wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Dillon SC
 34.42°N 79.38°W (Elev. 102 ft)
Last Update:
1:09 am EDT Jul 31, 2025
Forecast Valid:
3am EDT Jul 31, 2025-6pm EDT Aug 6, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation